MARRIAGE TOXIN Anime Release Date: Bones Studio Announces New Series for 2026

MARRIAGE TOXIN, the highly anticipated anime produced by studio Bones, the team behind My Hero Academia, has an official premiere date set for Spring 2026, according to an official announcement released this Thursday. The adaptation of the Shonen Jump+ hit promises an explosive combination of high-octane action and a unique premise involving assassins and marriage hunting.

Bones Studio Presents Its New Bet After My Hero Academia

The Bones Film division, known for global franchises such as My Hero Academia and the recent Gachiakuta, is officially leading the production. This move reinforces Bones position as one of Japan most influential animation houses, specialized in elevating shonen action manga into audiovisual phenomena. The confirmation ends months of fan speculation and establishes the 2026 season as a milestone for fans of the genre.

Story: The Unlikely Duo of an Assassin and a Con Artist

The central plot follows Hikaru Gero, a master assassin and heir of the Poison Clan. His underworld life is turned upside down when the family patriarch decrees a forced marriage for his sister to preserve the bloodline. To protect her, Hikaru turns to Mei Kinosaki, an infamous con artist specialized in marriages. What he sees as a protection contract, she interprets as a marriage proposal, kicking off a partnership full of action, comedy and romantic tension.

Star-Studded Voice Cast Brings Together Voices From Jujutsu Kaisen and Hunter x Hunter

The announcement also revealed a prestigious voice cast, connecting the new production to some of the biggest hits in modern anime. The strategic casting choices create instant recognition for genre fans:

• Anna Nagase (Riko Amanai in Jujutsu Kaisen) as Kyoko Himekawa.
• Mariya Ise (Killua Zoldyck in Hunter x Hunter) as Shizuku Ushio.
• Soma Saito (Kenshin Himura in Rurouni Kenshin) as Genya Naruko.
• Asaki Yuikawa (Hojo Tokiyuki in The Elusive Samurai) as Shiori Ureshino.
• Simba Tsuchiya (Tsutomu Goshiki in Haikyuu!!) as Piichi Nakagawa.
• Hinano Shirahama (Sara Haizaki in Hotel Inhuman) as Kimi Arashiyama.

Visual and Trailer Promise Fast-Paced Action and Vibrant Aesthetic

The new main visual, featuring the tagline To conquer love, you must play with poison, and the newly released trailer set the tone for the production. The images show a vibrant color palette, dynamic combat sequences and hints at the romantic-comedy dynamic between the protagonists, feeding the audience appetite for rich, shareable visual narratives.

How to Catch Up on the Saga Before the Anime Premiere

While the TV premiere is still ahead, fans can dive deeper into the universe through the original manga, serialized on the Shonen Jump+ platform. Currently, 15 physical volumes are available in bookstores, with volume 16 scheduled for release on January 5, 2026. This detail keeps engagement going, directing readers to the source material and extending the cycle of interest in the property.

Next Steps and Expectations for Spring 2026

With the date on the calendar, new trailers, production details and possible special advance screenings are expected to be released throughout 2025. Bones bet on MARRIAGE TOXIN is not just on another action anime, but on a potential franchise with a singular premise capable of captivating both the loyal core of shonen fans and a broader audience looking for fresh narratives and charismatic characters. The community now awaits the next marketing moves ahead of one of the most anticipated releases of the year.